<template>
  <div>
    <city-header></city-header>
    <city-search :cities="cities"></city-search>
    <city-list
      :cities="cities"
      :hot="hotCities"
      :letter="letter"
    ></city-list>
    <city-alphabet
      :cities="cities"
      @change="handleLetterChange"
    ></city-alphabet>
  </div>
</template>

<script>
  import CityHeader from './components/Header'
  import CitySearch from './components/Search'
  import CityList from './components/List'
  import CityAlphabet from './components/Alphabet'
  import axios from 'axios'
    export default {
        name: "City",
        components: {
          CityHeader,
          CitySearch,
          CityList,
          CityAlphabet
        },
        data(){
          return{
            cities:{},
            hotCities:[],
            letter:''
          }
        },
        methods:{
          getCityInfo(){
            axios.get('/api/city.json')
              .then(this.handleGetCityInfoSucc)
          },
          handleGetCityInfoSucc(res){
            res = res.data
            if (res.ret && res.data){
              const data = res.data;
              this.cities = data.cities
              this.hotCities = data.hotCities
            }
          },
          handleLetterChange(letter){
            this.letter = letter
          }
        },
        mounted() {
          this.getCityInfo()
        }
    }
</script>

<style scoped lang="stylus">

</style>
